package com.bbm.bbmanage.config;

import com.bbm.bbmanage.util.JwtAuthenticationTokenFilter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

@Configuration
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    //密码加密存储
    @Bean
    public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

    //自定义JWT过滤器
    @Autowired
    JwtAuthenticationTokenFilter jwtAuthenticationTokenFilter;

    //核心配置
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                //关闭csrf
                .csrf().disable()
                //不通过Session获取SecurityContext
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                // 允许匿名用户访问,不允许已登入用户访问
                .antMatchers("/user/login", "/user/register").anonymous()
                //不管登入还是未登入 都能访问
                .antMatchers("/user/**","/category/**","/house/**","/houseOrder/**",
                        "/houseImg/**","/comment/**","/property/**",
                        "/houseProperty/**","/reserve/**","/uploadFile",
                        "/houseStar/**","/alipay/**").permitAll()
                // 除上面外的所有请求全部需要鉴权认证
                .anyRequest().authenticated();

        //把token校验过滤器添加到过滤器链中
        http.addFilterBefore(jwtAuthenticationTokenFilter, UsernamePasswordAuthenticationFilter.class);
    }

    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }
}